Special keys
Component Description
(1)   esc key Displays system information when pressed in combination with 
the fn key.
(2)   fn key Executes frequently used system functions when pressed in 
combination with another key. Such key combinations are called 
hot keys.
(3) Windows key  Opens the Start menu.
NOTE: Pressing the Windows key again will close the Start 
menu.
(4)   Action keys Execute frequently used system functions.
See Action keys on page 13.
(5)   num lk key Turns the embedded numeric keypad on and o.
(6)   Integrated numeric keypad  A separate keypad to the right of the alphabet keyboard. When 
num lk is pressed, the integrated keypad can be used like an 
external numeric keypad.
NOTE: If the keypad function is active when the computer is 
turned o, that function is reinstated when the computer is 
turned back on.
12 Chapter 2   Components